forked from jaegertracing/jaeger
/
service_name_sanitizer.go
44 lines (39 loc) · 1.42 KB
/
service_name_sanitizer.go
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// Copyright (c) 2017 Uber Technologies, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package sanitizer
import (
"github.com/jaegertracing/jaeger/cmd/collector/app/sanitizer/cache"
"github.com/jaegertracing/jaeger/model"
)
// NewServiceNameSanitizer creates a service name sanitizer.
func NewServiceNameSanitizer(cache cache.Cache) SanitizeSpan {
sanitizer := serviceNameSanitizer{cache: cache}
return sanitizer.Sanitize
}
// ServiceNameSanitizer sanitizes the service names in span annotations given a source of truth alias to service cache.
type serviceNameSanitizer struct {
cache cache.Cache
}
// Sanitize sanitizes the service names in the span annotations.
func (s *serviceNameSanitizer) Sanitize(span *model.Span) *model.Span {
if s.cache.IsEmpty() {
return span
}
alias := span.Process.ServiceName
serviceName := s.cache.Get(alias)
if serviceName != "" {
span.Process.ServiceName = serviceName
}
return span
}